package org.linlinjava.litemall.db.service;

import com.github.pagehelper.PageHelper;
import org.linlinjava.litemall.db.dao.LitemallSearchHistoryMapper;
import org.linlinjava.litemall.db.domain.LitemallSearchHistory;
import org.linlinjava.litemall.db.domain.LitemallSearchHistoryExample;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;

import javax.annotation.Resource;
import java.util.List;

@Service
public class LitemallSearchHistoryService {
    @Resource
    LitemallSearchHistoryMapper searchHistoryMapper;

    public List<LitemallSearchHistory> queryByExample(Integer userId,String keyword,Integer page,Integer size,String sort,String order){
        LitemallSearchHistoryExample example = new LitemallSearchHistoryExample();
        LitemallSearchHistoryExample.Criteria criteria = example.createCriteria();
        if(userId!=null){
            criteria.andUserIdEqualTo(userId);
        }
        if(!StringUtils.isEmpty(keyword)){
            criteria.andKeywordLike("%"+keyword+"%");
        }
        criteria.andDeletedEqualTo(false);
        if(!StringUtils.isEmpty(sort)&&!StringUtils.isEmpty(order)){
            example.setOrderByClause(sort+" "+order);
        }
        PageHelper.startPage(page,size);
        return searchHistoryMapper.selectByExample(example);
    }

    public List<LitemallSearchHistory> queryByUid(int uid) {
        LitemallSearchHistoryExample example = new LitemallSearchHistoryExample();
        example.or().andUserIdEqualTo(uid).andDeletedEqualTo(false);
        example.setDistinct(true);
        return searchHistoryMapper.selectByExampleSelective(example, LitemallSearchHistory.Column.keyword);
    }

    public void deleteByUid(int uid) {
        LitemallSearchHistoryExample example = new LitemallSearchHistoryExample();
        example.or().andUserIdEqualTo(uid);
        searchHistoryMapper.logicalDeleteByExample(example);
    }
}
